Home / 42,218.40-63,336.24-24,679.20

Finding the Fourth Proportional to 42,218.40, 63,336.24 and 24,679.20

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Solution

The fourth proportional to 42,218.40, 63,336.24 and 24,679.20 is: 37,023.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,218.40 : 63,336.24 = 24,679.20 : x
  2. Step 2: Convert to fraction form
    42,218.40/63,336.24 = 24,679.20/x
  3. Step 3: Cross multiply
    42,218.40x = 63,336.24 × 24,679.20
  4. Step 4: Simplify right side
    42,218.40x = 1,563,087,734.21
  5. Step 5: Solve for x
    x = 1,563,087,734.21/42,218.40
  6. Step 6: Final answer
    x = 37,023.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.